50848704821 has 2 divisors, whose sum is σ = 50848704822. Its totient is φ = 50848704820.

The previous prime is 50848704763. The next prime is 50848704859. The reversal of 50848704821 is 12840784805.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40336303921 + 10512400900 = 200839^2 + 102530^2 .

It is a cyclic number.

It is not a de Polignac number, because 50848704821 - 2¹⁸ = 50848442677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50848704721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25424352410 + 25424352411.

It is an arithmetic number, because the mean of its divisors is an integer number (25424352411).

Almost surely, 2^50848704821 is an apocalyptic number.

It is an amenable number.

50848704821 is a deficient number, since it is larger than the sum of its proper divisors (1).

50848704821 is an equidigital number, since it uses as much as digits as its factorization.

50848704821 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 573440, while the sum is 47.

The spelling of 50848704821 in words is "fifty billion, eight hundred forty-eight million, seven hundred four thousand, eight hundred twenty-one".